Product Details: Electrical Rating 5A,250VAC;0.2A,250VDC(res.) Maintenance Low Quality Good DN Series pressure switches are housed in pressure die cast aluminum powder coated enclosure and are recommended for panel/line mounting or outdoor service. The repeat accuracy is better than 1 1% FSR. A connector to DIN 43650 is provided for electrical wiring. Pressure port is 1/4” BSPF standard.